7-sinf Matematika 3-chorak

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7-sinf Matematika 3-chorak

Testni Mamadoliyev Diyorbek tayyorladi.

1 / 25

To`g`ri chiziqning ixtiyoriy nuqtasidan unga nechta perpendikulyar to`g`ri chiziq o`tkazish mumkin ?

2 / 25

Teng yonli uchburchakning asosi yon tomonidan 3 birlikka kam, perimetri 36 ga teng bo`lsa uchburchakning yon tomonini toping.

3 / 25

Hisoblang:

4 / 25

Algebraik ifodaning qiymatini toping:
bunda  a= 2   b=5

 

5 / 25

Birhadning son qiymatini toping:  bunda y=-15,    x=6

6 / 25

Birhadning son qiymatini toping:, bunda y = -15, x = 6.

7 / 25

Hisoblang:

8 / 25

Ko`phadning son qiymatini toping: x2 +2xy +y2, bunda x = 1,2, y = -1,2.

 

9 / 25

75 gradusli burchakka qo`shni burchakni toping.

10 / 25

Tenglamani yeching: 0,04x = 4

11 / 25

Tenglamani yeching: 12x - 48 = 5x +1.

12 / 25

Bo`yi enidan 3 marta katta bo`lgan to`g`ri to`rtburchakning perimetri 120 sm ga teng. Shu to`g`ri to`rtburchakning bo`yini toping.

13 / 25

Tenglamani yeching: (3x - 4) - (6 - 2x) = 3.

14 / 25

Ikki to`g`ri chiziqning kesishishidan hosil bo`lgan burchaklardan uchtasining yig`indisi 250 gradus ga teng. Burchaklardan kichigini toping.

15 / 25

Agar bo`lsa,          BC ni toping. ?

16 / 25

To`rtburchak ichki burchaklari yig`indisi necha  gradusga teng ?

17 / 25

Ko`paytirishni bajaring: (x2 + 1)(x -1)(x+1)

18 / 25

Ko`paytuvchilarga ajrating: 16a2 – 81.

19 / 25

Algebraik kasrning son qiymatini toping: (a-b)/(a+2b), bunda a=16, b= -3.

20 / 25

Hisoblang:  29,42 – 29,32.

21 / 25

Birhadning son qiymatini toping: 0.5*a²b³c , bunda a= -2, b= -1,  c=10.

22 / 25

Teng yonli tog`ri burchakli uchburchak kichik burchagini toping.

23 / 25

Soddalashtiring: (c-3)2 – (c+3)(3-c)

24 / 25

Kasrni qisqartiring:

25 / 25

Uzunliklari 4 sm, 5 sm , 6 sm, 7 sm bo`lgan kesmalardan nechta uchburchak yasash mumkin ?

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Baholash mezoni

86%-100% 5 baho

71%-85% 4 baho

56%-70% 3 baho

55% va kamiga 2 baho

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